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    • 1. 发明授权
    • Room-temperature curable organopolysiloxane composition
    • 室温可固化的有机聚硅氧烷组合物
    • US08247516B2
    • 2012-08-21
    • US12739343
    • 2008-10-06
    • Akiko NabetaMasayuki OnishiYoshito Ushio
    • Akiko NabetaMasayuki OnishiYoshito Ushio
    • C08L83/04
    • C08L83/04C08G77/18C08K5/0091C08K5/5419C08L2666/52C08L2666/44
    • A room-temperature curable organopolysiloxane composition comprising: (A) a diorganopolysiloxane capped at both molecular terminals with trialkoxysilyl groups and having viscosity of 100 to 1,000,000 mPas at 25° C.; (B) a diorganodimethoxysilane or a partially hydrolyzed product thereof; (C) a diorganodialkoxysilane having silicon-bonded alkoxy group with two or more carbon atoms or a partially hydrolyzed product thereof; and (D) a titanium chelate catalyst, exhibits excellent storage stability and easiness of controlling curing speed as well as by strong adhesion to a substrate with which this composition is in contact during curing along with the possibility of interfacial peeling of the cured product from the aforementioned substrate.
    • 一种室温可固化的有机基聚硅氧烷组合物,其包含:(A)在两个分子末端用三烷氧基甲硅烷基封端的二有机聚硅氧烷,并且在25℃下具有100至1,000,000mPas的粘度; (B)二有机二甲氧基硅烷或其部分水解产物; (C)具有硅键合的具有两个或更多个碳原子的烷氧基的二有机二烷氧基硅烷或其部分水解产物; 和(D)钛螯合催化剂,表现出优异的储存稳定性和控制固化速度的容易性,以及通过对固化期间该组合物接触的基材的强粘合性以及固化产物的界面剥离的可能性 上述基材。
    • 3. 发明申请
    • Curable Organopolysiloxane Composition
    • 固化有机聚硅氧烷组合物
    • US20090105441A1
    • 2009-04-23
    • US11917193
    • 2006-06-09
    • Yoshito UshioOsamu Mitani
    • Yoshito UshioOsamu Mitani
    • C08G77/06
    • C08L83/04C08L83/14C08L2666/14C08L83/00
    • A curable organopolysiloxane composition comprising: (A) an organopolysiloxane (a1) that contains in one molecule at least one silicon-bonded alkoxysilyl-containing group and an average of at least 0.5 alkenyl groups; or a mixture of said organopolysiloxane (a1) with an organopolysiloxane (a2) that contains in one molecule at least two alkenyl groups and that is free of the alkoxysilyl-containing groups; (B) an organopolysiloxane that contains in one molecule at least two silicon-bonded hydrogen atoms; (C) an organosilicon compound that contains in one molecule at least one silicon-bonded alkoxy group and that is free of the alkoxysilyl-containing groups; and (D) a hydrosilylation-reaction catalyst, has good adhesion to unclean aluminum die castings, PPS resins, etc., even when cured by heating at relatively low temperatures such as 100° C.
    • 一种可固化的有机聚硅氧烷组合物,其包含:(A)在一个分子中含有至少一个含硅键合的含烷氧基甲硅烷基且平均至少含有0.5个烯基的有机聚硅氧烷(a1) 或所述有机聚硅氧烷(a1)与一分子中含有至少两个烯基并且不含烷氧基甲硅烷基的有机聚硅氧烷(a2)的混合物; (B)在一个分子中含有至少两个与硅键合的氢原子的有机聚硅氧烷; (C)在一分子中含有至少一个与硅键合的烷氧基并且不含烷氧基甲硅烷基的基团的有机硅化合物; 和(D)氢化硅烷化反应催化剂,即使在相对较低的温度如100℃下加热固化,也对不干净的铝压铸件,PPS树脂等具有良好的粘合性。